B.3 usb, B.4 power, B.5 analog radio interface – Campbell Scientific AL200 ALERT2 Encoder, Modulator, and Sensor Interface User Manual
Page 26
Appendix B. Cables and Connector Pin Descriptions
B.3 USB
The USB interface is a standard Micro-B configuration. A USB A to Micro-B
cable is supplied (pn 27555). Connection to a PC requires installation of the
FTDI Virtual COM Port (VCP) device driver.
TABLE B-3. USB Pin Description
Pin Function
1
VBUS, 5 Vdc
2
Data -
3
Data +
4
Not used, Grounded Internally
5
GND
B.4 Power
Input power is supplied via a 2-pin screw terminal. A mating connector is
supplied (pn 7843).
TABLE B-4. Power Input Pin Description
Pin
Function
G
Supply Ground
12V
Supply Voltage
B.5 Analog Radio Interface
The analog radio interface is a 5-pin screw terminal. A mating connector is
supplied (pn 28750).
B-2
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